20388204808

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{603487}}^1$

素因数の和:603637

約数の個数: 32

約数和(自身を含む): 39540533760

約数和(自身を除く): 19152328952

約数列:

[1, 2, 4, 8, 41, 82, 103, 164, 206, 328, 412, 824, 4223, 8446, 16892, 33784, 603487, 1206974, 2413948, 4827896, 24742967, 49485934, 62159161, 98971868, 124318322, 197943736, 248636644, 497273288, 2548525601, 5097051202, 10194102404, 20388204808]

約数ペア:

[(1, 20388204808), (2, 10194102404), (4, 5097051202), (8, 2548525601), (41, 497273288), (82, 248636644), (103, 197943736), (164, 124318322), (206, 98971868), (328, 62159161), (412, 49485934), (824, 24742967), (4223, 4827896), (8446, 2413948), (16892, 1206974), (33784, 603487)]